The ornamental design for the hockey lamp, as shown and described.
FIG. 1 is an oblique front-left-top view of a hockey lamp according to this disclosure.
FIG. 2 is an orthogonal front view of the hockey lamp of FIG. 1.
FIG. 3 is an orthogonal rear view of the hockey lamp of FIG. 1.
FIG. 4 is an orthogonal right view of the hockey lamp of FIG. 1.
FIG. 5 is an orthogonal left view of the hockey lamp of FIG. 1.
FIG. 6 is an orthogonal top view of the hockey lamp of FIG. 1.
FIG. 7 is an orthogonal bottom view of the hockey lamp of FIG. 1.
FIG. 8 is an oblique front-right-bottom view of the hockey lamp of FIG. 1; and,
FIG. 9 is an oblique rear-left-bottom view of the hockey lamp of FIG. 1.
The broken lines shown in the drawings are provided to show visible environmental structure, namely, fastening hardware, facemask components, a hockey puck, electrical lighting system components, and a base, which form no part of the claimed design.